Home / 2,775.30-4,162.14-1,043.52

Finding the Fourth Proportional to 2,775.30, 4,162.14 and 1,043.52

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Solution

The fourth proportional to 2,775.30, 4,162.14 and 1,043.52 is: 1,564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.30 : 4,162.14 = 1,043.52 : x
  2. Step 2: Convert to fraction form
    2,775.30/4,162.14 = 1,043.52/x
  3. Step 3: Cross multiply
    2,775.30x = 4,162.14 × 1,043.52
  4. Step 4: Simplify right side
    2,775.30x = 4,343,276.33
  5. Step 5: Solve for x
    x = 4,343,276.33/2,775.30
  6. Step 6: Final answer
    x = 1,564.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.